FMFPAX
AC Hipot Tester RK9320B, 5kV 20mA Programmable, for Withstand Voltage Testing | FMFPAX
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Product Details
The RK9320B is a programmable AC hipot tester for AC dielectric withstand testing. It provides 0.050-5.000 kV AC output with up to 20 mA rated current and supports step-based test setup for controlled high-voltage test workflows.
Key Features
- AC withstand voltage test output range: 0.050-5.000 kV
- 20 mA maximum rated current and 100 VA maximum output power
- 1 V voltage resolution with +/- (2% + 5 V) voltage accuracy
- Sine wave AC output with up to 5% waveform distortion at no-load or pure resistive load
- Programmable rise time from 0.1-999.9 s or OFF
- Test time from 0.3-999.9 s, with continuous test available when set to OFF
- Arc detection setting range: 1-20 mA
- 3.5-inch LCD with buzzer and LCD alarm indication
- Chinese and English menu display
- HANDLER, RS232, RS485, USB and LAN interfaces
- AC 100-240V, 50/60Hz input
Specifications
| Model | RK9320B |
|---|---|
| Product type | Programmable AC hipot tester / AC withstand voltage tester |
| Test function | AC withstand voltage test |
| Output voltage range | 0.050-5.000 kV AC |
| Maximum rated current | 20 mA |
| Maximum output power | 100 VA (5.000 kV / 20 mA) |
| Voltage accuracy | +/- (2% + 5 V) |
| Voltage resolution | 1 V |
| Output waveform | Sine wave |
| Waveform distortion | Up to 5% at no-load or pure resistive load |
| Output frequency | 50 Hz / 60 Hz selectable |
| Current measuring range | AC 0-20 mA |
| Ammeter accuracy | +/- (2% + 5 digits) |
| Current lower limit range | 0-20 mA; 0 means no lower-limit judgment |
| Arc detection setting | 1-20 mA |
| Voltage rise time | 0.1-999.9 s / OFF |
| Test time | 0.3-999.9 s / OFF continuous test |
| Voltage fall time | 0.1-999.9 s / OFF |
| Display | 3.5-inch LCD |
| Storage | 8M flash; 20 test files, up to 50 test steps per file |
| Communication and control interfaces | HANDLER, RS232, RS485, USB, LAN |
| Communication protocol options | SCPI and Modbus RTU |
| Input power | AC 100-240V, 50/60Hz; rated power 400 VA |
| Fuse (slow-blow) | 5 A at 110 V input; 3 A at 220 V input |
| Ground current (GFI) protection | Output cut within 0.3 s when ground current exceeds 0.45 mA |
| Operating environment | 5-35 °C, 20-80% RH, no condensation |
| Safety standard | GB 4793.1-2007 / IEC 61010-1:2001 |
| Dimensions | 260 x 400 x 100 mm |
| Weight | Approx. 7 kg |
| Standard accessories | Power cord, RS232 communication cable, high-voltage test clip, test lead, certificate of conformity and calibration certificate |
Controls and Connections
- Front panel: STOP, START, POWER, LCD display, function keys, high-voltage output and RTN/LOW terminal
- Rear panel: LAN, RS485, USB, RS232C, HANDLER, earth terminal and AC power inlet
How to Use
- Ground the tester through a three-wire socket or the rear protective ground terminal, and check the fuse matches your supply voltage.
- Press STOP once, confirm the HV indicator is off, then connect the high-voltage clip and the RTN/LOW test lead to the device under test.
- Press Mode and set the AC test voltage, current upper and lower limits, arc, test time, rise and fall time and 50/60 Hz frequency. Save multi-step programs with F5/Save.
- Press START. The tester shows PASS when the test completes within limits, or stops the output and shows HI, LOW, ARC, SHORT or GFI FAIL.
For full setup steps, HANDLER wiring and RS232/RS485/LAN commands, read the RK9320B AC hipot tester user manual page or download the English user manual PDF.
Selection Notes
This RK9320B configuration is for AC withstand voltage testing. For workflows that require DC withstand voltage or insulation resistance testing, choose a different configuration from the RK93XX series.
FAQ
What test function does the RK9320B support?
RK9320B supports AC withstand voltage testing.
What is the output range?
The AC output voltage range is 0.050-5.000 kV, with up to 20 mA rated current.
Which communication interfaces are available?
The tester includes HANDLER, RS232, RS485, USB and LAN interfaces. SCPI and Modbus RTU protocol options are available in the communication settings.
Does it support Chinese and English menus?
Yes. The instrument supports Chinese and English menu display, and the language can be switched as needed.
Is there a user manual?
Yes. Read the RK9320B user manual online or download the English PDF. It covers setup, AC test parameters, protection functions, HANDLER wiring and the SCPI and Modbus RTU command sets.
How many test steps can be programmed?
Up to 50 test steps per file, with up to 20 test files stored in the tester.
What is included in the standard package?
The standard package includes a power cord, RS232 communication cable, high-voltage test clip, test lead, certificate of conformity and calibration certificate.



